net/mlx5: Add HW steering low level support

Mellanox ConnetX devices supports packet matching, packet modification and redirection. These functionalities are also referred to as flow-steering. To configure a steering rule, the rule is written to the device owned memory, this memory is accessed and cached by the device when processing a packet.

The highlight of this patchset is supporting HW Steering (HWS) which is the new technology supported in new ConnectX devices, HWS allows configuring steering rules directly to the HW using special HW queues with minimal CPU effort.

This patchset is the internal low layer implementation for HWS used by the mlx5 PMD. The mlx5dr (direct rule) is layer that bridges between the PMD and the HW by configuring the HW offloads based on the PMD logic

v2:
Fix check patch and cosmetic changes

v3:
-Fix unsupported items
-Fix compilation with mlx5dv dependency

v4:
-Fix compile on Windows

v5:
-Fix compile on old rdma-core or no rdma core

v6:
-Fix meson style and improve configure
-Checkpatch and compilation fixes
-Fix action number issue

Alex Vesker (8):
net/mlx5: Add additional glue functions for HWS
net/mlx5/hws: Add HWS send layer
net/mlx5/hws: Add HWS definer layer
net/mlx5/hws: Add HWS context object
net/mlx5/hws: Add HWS table object
net/mlx5/hws: Add HWS matcher object
net/mlx5/hws: Add HWS rule object
net/mlx5/hws: Enable HWS

Bing Zhao (2):
common/mlx5: query set capability of registers
net/mlx5: provide the available tag registers

Dariusz Sosnowski (1):
net/mlx5: add port to metadata conversion

Erez Shitrit (3):
net/mlx5/hws: Add HWS command layer
net/mlx5/hws: Add HWS pool and buddy
net/mlx5/hws: Add HWS action object

Hamdan Igbaria (1):
net/mlx5/hws: Add HWS debug layer

Suanming Mou (3):
net/mlx5: split flow item translation
net/mlx5: split flow item matcher and value translation net/mlx5: add hardware steering item translation function

 doc/guides/nics/features/default.ini         |    1 +
 doc/guides/nics/features/mlx5.ini            |    1 +
 doc/guides/nics/mlx5.rst                     |    5 +-
 doc/guides/rel_notes/release_22_11.rst       |    4 +
 drivers/common/mlx5/linux/meson.build        |   11 +-
 drivers/common/mlx5/linux/mlx5_glue.c        |  121 +-
 drivers/common/mlx5/linux/mlx5_glue.h        |   17 +
 drivers/common/mlx5/mlx5_devx_cmds.c         |   30 +
 drivers/common/mlx5/mlx5_devx_cmds.h         |    2 +
 drivers/common/mlx5/mlx5_prm.h               |  652 ++++-
 drivers/net/mlx5/hws/meson.build             |   18 +
 drivers/net/mlx5/{mlx5_dr.h => hws/mlx5dr.h} |  201 +-
 drivers/net/mlx5/hws/mlx5dr_action.c         | 2237 +++++++++++++++
 drivers/net/mlx5/hws/mlx5dr_action.h         |  253 ++
 drivers/net/mlx5/hws/mlx5dr_buddy.c          |  200 ++
 drivers/net/mlx5/hws/mlx5dr_buddy.h          |   22 +
 drivers/net/mlx5/hws/mlx5dr_cmd.c            |  948 +++++++
 drivers/net/mlx5/hws/mlx5dr_cmd.h            |  230 ++
 drivers/net/mlx5/hws/mlx5dr_context.c        |  223 ++
 drivers/net/mlx5/hws/mlx5dr_context.h        |   40 +
 drivers/net/mlx5/hws/mlx5dr_debug.c          |  462 ++++
 drivers/net/mlx5/hws/mlx5dr_debug.h          |   28 +
 drivers/net/mlx5/hws/mlx5dr_definer.c        | 1968 ++++++++++++++
 drivers/net/mlx5/hws/mlx5dr_definer.h        |  585 ++++
 drivers/net/mlx5/hws/mlx5dr_internal.h       |   93 +
 drivers/net/mlx5/hws/mlx5dr_matcher.c        |  919 +++++++
 drivers/net/mlx5/hws/mlx5dr_matcher.h        |   76 +
 drivers/net/mlx5/hws/mlx5dr_pat_arg.c        |  511 ++++
 drivers/net/mlx5/hws/mlx5dr_pat_arg.h        |   83 +
 drivers/net/mlx5/hws/mlx5dr_pool.c           |  672 +++++
 drivers/net/mlx5/hws/mlx5dr_pool.h           |  152 ++
 drivers/net/mlx5/hws/mlx5dr_rule.c           |  528 ++++
 drivers/net/mlx5/hws/mlx5dr_rule.h           |   50 +
 drivers/net/mlx5/hws/mlx5dr_send.c           |  844 ++++++
 drivers/net/mlx5/hws/mlx5dr_send.h           |  275 ++
 drivers/net/mlx5/hws/mlx5dr_table.c          |  248 ++
 drivers/net/mlx5/hws/mlx5dr_table.h          |   44 +
 drivers/net/mlx5/linux/mlx5_os.c             |   12 +-
 drivers/net/mlx5/meson.build                 |    7 +-
 drivers/net/mlx5/mlx5.c                      |    9 +-
 drivers/net/mlx5/mlx5.h                      |    8 +-
 drivers/net/mlx5/mlx5_defs.h                 |    2 +
 drivers/net/mlx5/mlx5_devx.c                 |    2 +-
 drivers/net/mlx5/mlx5_dr.c                   |  383 ---
 drivers/net/mlx5/mlx5_flow.c                 |   29 +-
 drivers/net/mlx5/mlx5_flow.h                 |  174 +-
 drivers/net/mlx5/mlx5_flow_dv.c              | 2567 +++++++++---------
 drivers/net/mlx5/mlx5_flow_hw.c              |  115 +-
 48 files changed, 14368 insertions(+), 1694 deletions(-)
 create mode 100644 drivers/net/mlx5/hws/meson.build
 rename drivers/net/mlx5/{mlx5_dr.h => hws/mlx5dr.h} (67%)
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_action.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_action.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_buddy.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_buddy.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_cmd.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_cmd.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_context.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_context.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_debug.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_debug.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_definer.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_definer.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_internal.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_matcher.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_matcher.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_pat_arg.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_pat_arg.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_pool.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_pool.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_rule.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_rule.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_send.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_send.h
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_table.c
 create mode 100644 drivers/net/mlx5/hws/mlx5dr_table.h
 delete mode 100644 drivers/net/mlx5/mlx5_dr.c

2.18.1